.header {
  position: relative;
  background-color: #297fb7;
  height: 80px;
}
.header > div {
  float: left;
}
.header .logo {
	height: 100%;
}
.header .logo img {
	height: 80%;
	position: relative;
	top: 10%;
	left: 20px;
}
.header .title {
	color: #fff;
	font: 20px bolder;
	position: relative;
	top: 50px;
	left: 30px;
}

.header .user-op {
    position: relative;
    top: 30px;
    /* width: 100%; */
    /* left: 50%; */
    float: right;
    left: -50px;
}


/* 登录后的用户样式 */
.user-info {
	display: block;
}
.header .user-info .greeting,.my-info,.exit {
	display: block;
	float: left;
	color: #dcdcdc;
}
a.my-info {
	color: #77bce8;
	padding: 0 10px;
	text-decoration: underline;
}
a.my-info:HOVER {
	color: #fff;
}
.exit {
	color: #000;
}
.exit:HOVER {
	color: #fff;
	cursor: pointer;
}


